UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'A6K8bYE5BQwTBb/40kC1VCEQwGMI1wCCdZYJcatU5Mc=' 
WHERE 
  key_id = '11681f2241d1b98322656288e980aa9bc33e99a57b7d2a82f7d44a1079f75978' 
  AND (
    token = 'A6K8bYE5BQwTBb/40kC1VCEQwGMI1wCCdZYJcatU5Mc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )